[ANSS-netops] reftek unity or x32?

[Mark E. Meremonte]

Hi Mitch,

I discovered that the S13 is about 30 times more sensitive than the 
L22.   Thus I would use unity.

Mark

At 01:10 3/18/2011, Mark E. Meremonte wrote:
>In Haiti we used L22s with 32x and .8 damping with good 
>success.  However, the S13s are more sensitive.  Croker makes good 
>point that local s/n conditions may help the decision.
>
>Mark
>
>
>At 16:49 3/17/2011, mwithers at memphis.edu wrote:
>
>>We're upgrading some of our analog 3-c S-13 sites to digital telemetry
>>and Reftek RT130 DAS's.  We're trying to decide whether to run at
>>unity or x32 gain.  Being lazy and indecisive, my immediate question
>>is what do other people do?
>>
>>Mitch
>>
>>Center for Earthquake Research and Information (CERI)
>>University of Memphis                Ph: 901-678-4940
>>Memphis, TN 38152                   Fax: 901-678-4734
>>
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>
>
>*********************************************************
>Mark E. Meremonte        Geophysicist    USGS/ANSS/NEIC
>
>U.S. Geological Survey        Work: 303-273-8670   Cell: 303-478-5766
>MS 966, Box 25046          Email: meremonte at usgs.gov
>Denver, CO  80225             Web: http://geohazards.cr.usgs.gov
>
>Ship:  U.S. Geological Survey, 1711 Illinois St., Golden, CO 80401
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*********************************************************
Mark E. Meremonte        Geophysicist    USGS/ANSS/NEIC

U.S. Geological Survey        Work: 303-273-8670   Cell: 303-478-5766
MS 966, Box 25046          Email: meremonte at usgs.gov
Denver, CO  80225             Web: http://geohazards.cr.usgs.gov

Ship:  U.S. Geological Survey, 1711 Illinois St., Golden, CO 80401
**********************************************************
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